# Copyright(c) 2019-2020, Intel Corporation
#
# Redistribution  and  use  in source  and  binary  forms,  with  or  without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of  source code  must retain the  above copyright notice,
#   this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
#   this list of conditions and the following disclaimer in the documentation
#   and/or other materials provided with the distribution.
# * Neither the name  of Intel Corporation  nor the names of its contributors
#   may be used to  endorse or promote  products derived  from this  software
#   without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,  BUT NOT LIMITED TO,  THE
# IMPLIED WARRANTIES OF  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# LIABLE  FOR  ANY  DIRECT,  INDIRECT,  INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR
# CONSEQUENTIAL  DAMAGES  (INCLUDING,  BUT  NOT LIMITED  TO,  PROCUREMENT  OF
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# POSSIBILITY OF SUCH DAMAGE.
from __future__ import absolute_import
import subprocess
import sys
from opae.admin.utils.log import LOG

DRY_RUN = False


def call_process(cmd, no_dry=False):
    if DRY_RUN and not no_dry:
        print(cmd)
        return '0x0' if 'setpci' in cmd else ''

    try:
        output = subprocess.check_output(cmd.split(),
                                         stderr=subprocess.STDOUT)
    except subprocess.CalledProcessError as err:
        LOG('process').error('calling %s returned %d', cmd, err.returncode)
        LOG('process').debug('process output: %s', err.output)
        raise
    else:
        return output.decode(sys.getdefaultencoding())


def assert_not_running(programs):
    try:
        subprocess.check_output(["pidof"] + programs)
    except subprocess.CalledProcessError:
        return True
    return False
